## Chapter 13 Symmetry Exercise 13.1

Question 1: List any four symmetrical objects from your home or school.

Answer: Chocolate, Table, Board, Clock etc.

Question 2: For the given figure, which one is the mirror line, l₁ or l₂?

Answer: l₂ is the mirror line because it divides the figure into two equal half.

Question 3: Identify the shapes given below. Check whether they are symmetric or not. Draw the line of symmetry as well.

Answer:

a) Yes it is symmetric.

b) Yes it is symmetric.

c) No it is symmetric.

d) Yes it is symmetric.

e) Yes it is symmetric.

f) Yes it is symmetric.

Question 4: Copy the following on a squared paper. A square paper is what you would have used in your arithmetic notebook in earlier classes. Then complete them such that the dotted line is the line of symmetry.

Answer:

Question 5: In the figure, l is the line of symmetry. Complete the diagram to make it symmetric.

Answer:

Question 6: In the figure, l is the line of symmetry. Draw the image of the triangle and complete the diagram so that it becomes symmetric.

Answer:

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